Direct flights from Cancún to St Louis CUN → STL
American Airlines, Frontier Airlines and Southwest Airlines operate nonstop flights from Cancún (CUN) to St Louis (STL). The nonstop flight takes around ~2h 30m, covering 1,241 miles (1,997 km) and operates daily. Updated 29 June 2026.
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American Airlines
AA
Frontier Airlines
F9
Southwest Airlines
WN
Departure Schedule next 7 days
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Frequently asked questions
Is there a direct flight from Cancún to St Louis?
Yes, American Airlines, Frontier Airlines and 1 more airline operate nonstop flights from Cancún (CUN) to St Louis (STL).
Which airlines fly direct from Cancún to St Louis?
American Airlines, Frontier Airlines, Southwest Airlines operate nonstop flights from Cancún to St Louis.
How long is the flight from Cancún to St Louis?
The nonstop flight from Cancún to St Louis takes ~2h 30m (approximately 1997 km).
How often do direct flights operate from Cancún to St Louis?
Nonstop flights from Cancún to St Louis operate daily.